CN108089732B - Capacitance pen for demonstration and projection mobile phone - Google Patents
Capacitance pen for demonstration and projection mobile phone Download PDFInfo
- Publication number
- CN108089732B CN108089732B CN201711361548.9A CN201711361548A CN108089732B CN 108089732 B CN108089732 B CN 108089732B CN 201711361548 A CN201711361548 A CN 201711361548A CN 108089732 B CN108089732 B CN 108089732B
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- Prior art keywords
- projection
- pen
- mobile phone
- motion track
- demonstration
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
- G06F3/0386—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry for light pen
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/7243—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages
- H04M1/72439—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages for image or video messaging
Abstract
The invention discloses a capacitive pen for demonstration and a projection mobile phone, wherein the capacitive pen comprises a pen point and a pen rod main body, a laser emission head is arranged on one side of the pen point, the emission direction of the laser emission head is the same as the projection direction of the pen point, a rechargeable battery, a motion sensor and a wireless communication module electrically connected with the rechargeable battery are arranged in the pen rod main body, the motion sensor is used for detecting the motion track of the capacitive pen and transmitting a detection signal to the projection mobile phone, the projection mobile phone prestores the corresponding relation between a control signal and a preset motion track, the control signal is used for controlling the projection of the projection mobile phone, and the projection mobile phone is used for executing the control signal corresponding to the preset motion track when the motion track meets the preset motion track. The capacitive pen for demonstration can realize more functions and is convenient for users to use, and the projection mobile phone is remotely controlled through the capacitive pen for demonstration.
Description
Technical Field
The invention relates to a capacitive pen for demonstration and a projection mobile phone.
Background
The capacitive pen is a pen which is made of a conductor material, has a conductive characteristic and is used for touch control of the capacitive screen to complete man-machine interaction operation. The capacitance pen is an auxiliary device for finishing man-machine conversation by simulating human body (usually fingers) by using conductor materials.
The existing capacitance pen has the defect that the function is single, and better use experience cannot be brought to a user.
The existing projection mobile phone is very inconvenient to control.
Disclosure of Invention
The invention aims to overcome the defects that a capacitive pen in the prior art has a single function and cannot bring better use experience to users, and provides a capacitive pen for demonstration and a projection mobile phone, wherein the capacitive pen for demonstration can realize more functions and is convenient for the users to use, and the capacitive pen for demonstration is used for remotely controlling the mobile phone.
The invention solves the technical problems through the following technical scheme:
the utility model provides an electric capacity pen for the demonstration for the projection cell-phone, the electric capacity pen includes a nib and a pen-holder main part, and its characterized in that, one side of nib is equipped with a laser emission head, the emission direction of laser emission head with the protruding direction of nib is the same, be equipped with in the pen-holder main part a rechargeable battery, a motion sensor and one with the wireless communication module that the rechargeable battery electricity is connected, motion sensor is used for detecting the movement track of electric capacity pen and with detected signal transmission extremely the projection cell-phone, the projection cell-phone prestores control signal and predetermines the corresponding relation of movement track, control signal is used for control the projection of projection cell-phone, the projection cell-phone is used for when the movement track satisfies predetermines the movement track, carries out the control signal that predetermines the movement track and correspond.
Preferably, the outer side of the pen holder main body is provided with a key 1, the projection mobile phone comprises a camera, the camera is used for shooting a projection area of the projection mobile phone, the capacitance pen further comprises a key used for controlling the laser emitting head,
when the key is activated, the motion sensor is used for detecting a motion track of the capacitance pen, the camera is used for detecting a laser point in a projection area, and the projection mobile phone is used for generating a motion track image at the position of the laser point according to the motion track and displaying the motion track image in the projection area through the projection lens.
Preferably, the pen point is fixed in the pen holder main body through a pressure sensor, the pressure sensor is electrically connected with the rechargeable battery, and the projection mobile phone is used for receiving a pressure signal obtained by the capacitance pen through the pressure sensor.
Preferably, the pressure sensor includes a processing chip, a light emitter and a light detector, the processing chip, the light emitter and the light detector are all connected to the rechargeable battery, the pen tip is connected to a probe, the pen tip is connected to the housing of the pen body through a spring, the probe passes through a space between the light emitter and the light detector when the spring contracts, the light detector is used for detecting a light intensity signal, the projection phone receives the light intensity signal and generates the pressure signal according to the light intensity, wherein the smaller the light intensity, the larger the pressure signal.
Preferably, the pressure sensor includes an infrared emitter and an infrared receiver, the infrared emitter and the infrared receiver are disposed on one side of the pen tip, the light detector is configured to detect an infrared feedback duration, the projection mobile phone receives the infrared feedback duration and generates the pressure signal according to the infrared feedback duration, and the pressure signal is larger when the infrared feedback duration is shorter than the pressure signal.
The invention also provides a projection mobile phone which is characterized by comprising a wireless communication piece, wherein the wireless communication piece is connected with the wireless communication module in the capacitance pen for demonstration.
Preferably, a groove for accommodating the capacitor pen for demonstration is formed in the side edge of the back of the projection mobile phone.
Preferably, the projection mobile phone comprises a camera for photographing a projection area of the projection mobile phone, the projection mobile phone comprises an acquisition module, a processing module and a projection module,
the acquisition module is used for acquiring a laser point image of a projection area;
the processing module is used for performing imaging processing on the laser spot for preset times to obtain a laser track line and modifying the laser track line according to a preset line width, wherein the imaging processing is fuzzy processing and then sharpening processing or is fuzzy processing and then sharpening processing;
the projection module is used for projecting the modified laser track line.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows: the capacitive pen for demonstration can realize more functions and is convenient for users to use, and the projection mobile phone is remotely controlled through the capacitive pen for demonstration.
Drawings
Fig. 1 is a schematic structural diagram of a capacitance pen for demonstration according to embodiment 1 of the present invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Example 1
Referring to fig. 1, the present embodiment provides a projection phone.
A groove is formed in the side edge of the back of the projection mobile phone, and a capacitance pen for demonstration is arranged in the groove.
The electric capacity pen includes a nib 11 and a pen rod main part 12, one side of nib is equipped with a laser emission head 13, the emission direction of laser emission head with the protruding direction of nib is the same.
The main body of the pen holder is internally provided with a rechargeable battery 14, a motion sensor 15 and a wireless communication module 16 electrically connected with the rechargeable battery.
The motion sensor is used for detecting the motion track of the capacitance pen and transmitting a detection signal to the projection mobile phone, the projection mobile phone prestores the corresponding relation between a control signal and a preset motion track, the control signal is used for controlling the projection of the projection mobile phone, and the projection mobile phone is used for executing the control signal corresponding to the preset motion track when the motion track meets the preset motion track.
In this embodiment, the motion sensor is an acceleration sensor, a user can use a capacitive pen to input information on a screen of the mobile phone, and can also use a laser pen for demonstration by the capacitive pen, and meanwhile, the acceleration sensor can be used to detect a motion track of the capacitive pen, and control projection of the projection mobile phone, such as playing, fast forwarding and the like, according to a corresponding relationship between the motion track and a control signal.
The outer side of the pen holder main body is provided with a key 1, the projection mobile phone comprises a camera, the camera is used for shooting a projection area of the projection mobile phone, and the capacitance pen further comprises a key used for controlling the laser emission head.
When the key is activated, the motion sensor is used for detecting a motion track of the capacitance pen, the camera is used for detecting a laser point in a projection area, and the projection mobile phone is used for generating a motion track image at the position of the laser point according to the motion track and displaying the motion track image in the projection area through the projection lens.
Further, the embodiment can write and draw in the projection area by using the capacitance pen. The camera can be installed on the projection mobile phone in a rotating mode, the camera detects the position of the laser point by detecting image changes at different time points or detects the position of the laser point by detecting light spots in a shot image, and the camera displays a motion track image in a projection area by taking the position of the laser point as an initial position.
The pen point is fixed in the pen holder main body through a pressure sensor, the pressure sensor is electrically connected with the rechargeable battery, and the projection mobile phone is used for receiving a pressure signal obtained by the capacitance pen through the pressure sensor.
The force of writing on the screen by the capacitive pen can be obtained through the pressure sensor, so that the thickness of lines can be changed.
The pressure sensor comprises a processing chip 17, a light emitter 18 and a light detector 19, wherein the processing chip, the light emitter and the light detector are all connected with the rechargeable battery, the pen point is connected with a probe, the pen point is connected with the shell of the pen holder body through a spring 20, the probe 21 passes through the light emitter and the light detector when the spring contracts, the light detector is used for detecting a light intensity signal, the projection mobile phone receives the light intensity signal and generates the pressure signal according to the light intensity, and the smaller the light intensity, the larger the pressure signal is.
Example 2
This embodiment differs from embodiment 1 only in that:
the pressure sensor comprises an infrared emitter and an infrared receiver, the infrared emitter and the infrared receiver are arranged on one side of the pen point, the light detector is used for detecting infrared feedback time, the projection mobile phone receives the infrared feedback time and generates the pressure signal according to the infrared feedback time, wherein the infrared feedback time is long and short, and the pressure signal is larger.
The projection mobile phone comprises an acquisition module, a processing module and a projection module;
the acquisition module is used for acquiring a laser point image of a projection area;
the processing module is used for performing imaging processing on the laser spot for preset times to obtain a laser track line and modifying the laser track line according to a preset line width, wherein the imaging processing is fuzzy processing and then sharpening processing or is fuzzy processing and then sharpening processing;
the projection module is used for projecting the modified laser track line.
When a user draws in the projection area by using laser, the laser is detected by the projection mobile phone, a plurality of unstable images can appear due to the fact that the laser is controlled by hands, the unstable images can be removed through the imaging processing, and a clear track line is obtained.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (7)
1. A capacitance pen for demonstration is used for a projection mobile phone and comprises a pen point and a pen rod main body, and is characterized in that a laser emitting head is arranged on one side of the pen point, the emitting direction of the laser emitting head is the same as the protruding direction of the pen point, a rechargeable battery, a motion sensor and a wireless communication module electrically connected with the rechargeable battery are arranged in the pen rod main body, the motion sensor is used for detecting the motion track of the capacitance pen and transmitting a detection signal to the projection mobile phone, the projection mobile phone prestores the corresponding relation between a control signal and a preset motion track, the control signal is used for controlling the projection of the projection mobile phone, and the projection mobile phone is used for executing the control signal corresponding to the preset motion track when the motion track meets the preset motion track;
the projection mobile phone comprises a camera for shooting a projection area of the projection mobile phone, the capacitance pen further comprises a key for controlling the laser emitting head, the key is arranged on the outer side of the pen holder main body,
when the key is activated, the motion sensor is used for detecting a motion track of the capacitance pen, the camera is used for detecting a laser point in a projection area, and the projection mobile phone is used for generating a motion track image at the position of the laser point according to the motion track and displaying the motion track image in the projection area through a projection lens.
2. The demonstration capacitor pen as claimed in claim 1, wherein the pen point is fixed in the pen holder body through a pressure sensor, the pressure sensor is electrically connected with the rechargeable battery, and the projection mobile phone is used for receiving a pressure signal obtained by the capacitor pen through the pressure sensor.
3. The demonstration stylus as claimed in claim 2, wherein the pressure sensor comprises a processing chip, a light emitter and a light detector, the processing chip, the light emitter and the light detector are all connected with the rechargeable battery, the pen tip is connected with a probe, the pen tip is connected with the casing of the pen holder body through a spring, the probe passes through the light emitter and the light detector when the spring contracts, the light detector is used for detecting a light intensity signal, the projection mobile phone receives the light intensity signal and generates the pressure signal according to the light intensity, and the smaller the light intensity, the larger the pressure signal.
4. A demonstration capacitor pen according to claim 3, wherein the pressure sensor comprises an infrared emitter and an infrared receiver disposed on one side of the tip, the light detector is configured to detect an infrared feedback duration, the projector phone receives the infrared feedback duration and generates the pressure signal according to the infrared feedback duration, wherein the smaller the infrared feedback duration, the larger the pressure signal.
5. A projection handset, characterized in that the projection handset comprises a wireless communication piece, which is connected with the wireless communication module in the capacitance pen for demonstration according to any one of claims 1 to 4.
6. The projection phone of claim 5 wherein the back side of the projection phone has a recess for receiving the demonstration capacitor pen.
7. The projection handset of claim 5, wherein the projection handset comprises a camera for capturing a projection area of the projection handset, the projection handset comprising an acquisition module, a processing module, and a projection module,
the acquisition module is used for acquiring a laser point image of a projection area;
the processing module is used for performing imaging processing on the laser spot for preset times to obtain a laser track line and modifying the laser track line according to a preset line width, wherein the imaging processing is fuzzy processing and then sharpening processing or is fuzzy processing and then sharpening processing;
the projection module is used for projecting the modified laser track line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711361548.9A CN108089732B (en) | 2017-12-18 | 2017-12-18 | Capacitance pen for demonstration and projection mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711361548.9A CN108089732B (en) | 2017-12-18 | 2017-12-18 | Capacitance pen for demonstration and projection mobile phone |
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| Publication Number | Publication Date |
|---|---|
| CN108089732A CN108089732A (en) | 2018-05-29 |
| CN108089732B true CN108089732B (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711361548.9A Active CN108089732B (en) | 2017-12-18 | 2017-12-18 | Capacitance pen for demonstration and projection mobile phone |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112015286B (en) * | 2020-07-31 | 2023-06-09 | 青岛海尔科技有限公司 | Method, device and projection system for interactive projection |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101727218A (en) * | 2010-01-27 | 2010-06-09 | 北京爱易玛克科技有限公司 | Electronic handwriting pen with function of detecting pressure value |
| CN102164204A (en) * | 2011-02-15 | 2011-08-24 | 深圳桑菲消费通信有限公司 | Mobile phone with interactive function and interaction method thereof |
| CN202502632U (en) * | 2012-03-16 | 2012-10-24 | 李磊 | Camera remote control pen |
| CN105005397A (en) * | 2015-07-14 | 2015-10-28 | 桂林航天工业学院 | Teaching system and method based on laser pointer |
| CN204965354U (en) * | 2015-08-10 | 2016-01-13 | 谢亮 | Multimedia teaching intelligence mouse pen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8754851B2 (en) * | 2008-09-03 | 2014-06-17 | Wuhan Splendid Optronics Technology Co., Ltd. | Remote controls for electronic display board |
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2017
- 2017-12-18 CN CN201711361548.9A patent/CN108089732B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101727218A (en) * | 2010-01-27 | 2010-06-09 | 北京爱易玛克科技有限公司 | Electronic handwriting pen with function of detecting pressure value |
| CN102164204A (en) * | 2011-02-15 | 2011-08-24 | 深圳桑菲消费通信有限公司 | Mobile phone with interactive function and interaction method thereof |
| CN202502632U (en) * | 2012-03-16 | 2012-10-24 | 李磊 | Camera remote control pen |
| CN105005397A (en) * | 2015-07-14 | 2015-10-28 | 桂林航天工业学院 | Teaching system and method based on laser pointer |
| CN204965354U (en) * | 2015-08-10 | 2016-01-13 | 谢亮 | Multimedia teaching intelligence mouse pen |
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| Publication number | Publication date |
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| CN108089732A (en) | 2018-05-29 |
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